PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SA-4338AResistor,variable,wire Wound,pre

Bi Technologies Corporation Div Bi Technologies Corp. · NSN 5905-00-828-5471 · FSC 5905 · No Item Name Available
Verified by PartsTable
NSN 5905-00-828-5471 — this item is cataloged by the U.S. Government under National Stock Number 5905-00-828-5471. Primary manufacturer part number: SA-4338A.
Features
  • Resistor,variable,wire Wound,pre — FSC 5905
  • Bearing Type: SLEEVE SHAFT
  • Reliability Indicator: NOT ESTABLISHED
  • Rotary Actuator Travel in Angular Deg: 3600.0 NOMINAL
  • Actuator Type: DOUBLE ENDED SHAFT
  • Nonturn Device Radius: 0.563 INCHES NOMINAL IN
  • Nonturn Device Location: AT 6 OCLOCK
  • Function Conformity Tolerance Per Section: -0.10 TO 0.10 SINGLE SECTION
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Circuit regulation and filtering
  • Signal conditioning
General Description

The Resistor,variable,wire Wound,pre, cataloged under National Stock Number 5905-00-828-5471, is classified within Federal Supply Class 5905 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Bi Technologies Corporation Div Bi Technologies Corp.. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5905-00-828-5471
Primary Part NumberSA-4338A
Item NameResistor,variable,wire Wound,pre
FSC / FSG5905 / 59 — No Item Name Available
ManufacturerBi Technologies Corporation Div Bi Technologies Corp.
StatusACTIVE
Bearing TypeSLEEVE SHAFT
Reliability IndicatorNOT ESTABLISHED
Rotary Actuator Travel in Angular Deg3600.0 NOMINAL
Actuator TypeDOUBLE ENDED SHAFT
Nonturn Device Radius0.563 INCHES NOMINAL IN
Nonturn Device LocationAT 6 OCLOCK
Function Conformity Tolerance Per Section-0.10 TO 0.10 SINGLE SECTION
Maximum Running Torque1.50 INCH-OUNCES IN
Screw Thread Series DesignatorUNEF
Maximum Starting Torque2.00 INCH-OUNCES IN
Effective Electrical Rotation in Deg Angular Rotation3600.0 NOMINAL
Screw Thread Quantity Per Inch32.0
Screw Thread Diameter0.375 INCHES NOMINAL IN
Terminal LocationLONGITUDINALLY POSITIONED ON THE CIRCUMFERENCE LOCATION NOT OTHERWISE SPECIFIED
Tap Location Tolerance Per Section-1.0 TO 1.0 DEG ANGULAR ROTATION SINGLE SECTION
Power Dissipation Rating Per Section in Watts6.9 FREE AIR SINGLE SECTION
Actuator Travel Control FeatureCONTINUOUS MOTION
Ambient Temp in Deg Celsius Per Section at Full Rated Power25.0 SINGLE SECTION
Resistance Tolerance Per Section in Percent-1.0 TO 1.0 SINGLE SECTION
Function Characteristic Per SectionSINGLE SECTION LINEAR
Fixed Tap Quantity Per Section2 SINGLE SECTION
Function Conformity Per SectionSINGLE SECTION INDEPENDENT LINEARITY
Terminal Type and Quantity5 TAB, SOLDER LUG
Mounting Bushing Length0.313 INCHES NOMINAL IN
Body StyleCYLINDRICAL BUSHING MOUNTED
Shaft StyleROUND
Overall Diameter1.812 INCHES NOMINAL IN
Section Quantity1
Ambient Temp in Deg Celsius Per Section at Zero Percent Rated Power80.0 SINGLE SECTION
Tap Location From Ccw Terminal Per Section in Deg of Effective Electrical Rotation720.0 SINGLE SECTION AND 2880.0 SINGLE SECTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5985-01-057-739310712-2 INTERCHANGEABLE
Coupler,directional
Alliant Techsystems Operations Llc Div Defense Electronic Systems
5985-01-432-2337 INTERCHANGEABLE
Coupler,directional
Cross-Reference Index
Part NumberManufacturer
SA-4338A PRIMARY Bi Technologies Corporation Div Bi Technologies Corp. (USA)
420310 PRIMARY Cae Usa Inc. (USA)
420310REVH Raytheon Technical Services Company (USA)
420310 Raytheon Technical Services Company (USA)
Related Parts
5985-01-057-7393INTERCHANGEABLE
COUPLER,DIRECTIONAL
10712-2
5985-01-432-2337INTERCHANGEABLE
COUPLER,DIRECTIONAL

Frequently Asked Questions

What is NSN 5905-00-828-5471?

NSN 5905-00-828-5471 is a Resistor,variable,wire Wound,pre, manufactured by Bi Technologies Corporation Div Bi Technologies Corp., classified under FSC 5905 (No Item Name Available). Status: active.

What are the part numbers for NSN 5905-00-828-5471?

NSN 5905-00-828-5471 has 4 cross-referenced part numbers: SA-4338A (Bi Technologies Corporation Div Bi Technologies Corp.), 420310 (Cae Usa Inc.), 420310REVH (Raytheon Technical Services Company), 420310 (Raytheon Technical Services Company).

What NSN replaces 5905-00-828-5471?

There are 2 known substitutes for 5905-00-828-5471: 5985-01-057-7393, 5985-01-432-2337. Verify interchangeability with system specifications before substitution.

What are the specifications of SA-4338A?

Key specifications for SA-4338A: Bearing Type: SLEEVE SHAFT; Reliability Indicator: NOT ESTABLISHED; Rotary Actuator Travel in Angular Deg: 3600.0 NOMINAL; Actuator Type: DOUBLE ENDED SHAFT. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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